Home / 80,511.23-111,101.15-44,698.94

Finding the Fourth Proportional to 80,511.23, 111,101.15 and 44,698.94

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Solution

The fourth proportional to 80,511.23, 111,101.15 and 44,698.94 is: 61,682.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,511.23 : 111,101.15 = 44,698.94 : x
  2. Step 2: Convert to fraction form
    80,511.23/111,101.15 = 44,698.94/x
  3. Step 3: Cross multiply
    80,511.23x = 111,101.15 × 44,698.94
  4. Step 4: Simplify right side
    80,511.23x = 4,966,103,637.78
  5. Step 5: Solve for x
    x = 4,966,103,637.78/80,511.23
  6. Step 6: Final answer
    x = 61,682.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.